/Engine/Source/Runtime/Core/Public/Containers/UnrealString.h
Test whether this string starts with given prefix.
true if this string begins with specified text, false otherwise
template<typename TCharRangeType, std::enable_if_t< [TIsCharRangeNotCArrayNotFString](API\Runtime\Core\Templates\TAnd)< TCharRangeType >::Value > *> bool StartsWith ( TCharRangeType && InPrefix, [ESearchCase::Type](API\Runtime\Core\Misc\ESearchCase__Type) SearchCase ) const